Product comparison · 2 laptops

Lenovo IdeaPad U450 vs Lenovo ThinkPad W500 + Essential Port Replicator

94specifications compared
37differ
57identical
28known for one product only

Key differences

Display diagonal
- IdeaPad U450:14, 14.0
- ThinkPad W500 + Essential Port Replicator:39.1 cm (15.4")
Display resolution
- IdeaPad U450:1366 x 768 pixels
- ThinkPad W500 + Essential Port Replicator:1680 x 1050 pixels
Native aspect ratio
- IdeaPad U450:16:9
- ThinkPad W500 + Essential Port Replicator:16:10
Processor family
- IdeaPad U450:Intel® Pentium®
- ThinkPad W500 + Essential Port Replicator:Intel® Core™2 Duo
Processor model
- IdeaPad U450:SU4100
- ThinkPad W500 + Essential Port Replicator:T9550
Processor frequency
- IdeaPad U450:1.3 GHz
- ThinkPad W500 + Essential Port Replicator:2.66 GHz
Processor cache
- IdeaPad U450:2 MB
- ThinkPad W500 + Essential Port Replicator:6 MB
Processor front side bus
- IdeaPad U450:800 MHz
- ThinkPad W500 + Essential Port Replicator:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of IdeaPad U450, ThinkPad W500 + Essential Port Replicator
122 specifications	A Lenovo IdeaPad U450 View product	B Lenovo ThinkPad W500 + Essential Port Replicator View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	14, 14.0	39.1 cm (15.4")
Display resolutionDiffers	1366 x 768 pixels	1680 x 1050 pixels
Native aspect ratioDiffers	16:9	16:10
Processor8 differ
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	SU4100	T9550
Processor frequencyDiffers	1.3 GHz	2.66 GHz
Processor cacheDiffers	2 MB	6 MB
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	BGA 956	Socket 479
SteppingDiffers	R0	E0
Thermal Design Power (TDP)Differs	10 W	35 W
TcaseKnown for one	100 °C	Unknown — not stated by the source
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo T9000 Series
TjunctionKnown for one	Unknown — not stated by the source	105 °C
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	10
Memory1 differ
Internal memoryDiffers	3 GB	4 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage1 differ
HDD capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Card reader integratedDiffers	No	Yes
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X4500	AMD Mobility FireGL V5700
Maximum resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.5 GB
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network2 differ
Wireless technologyDiffers	Broadcom 11b/g Wi-Fi wireless	Intel Wireless WiFi Link 5300 3x3 AGN
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionDiffers	2.1+EDR	2.0+EDR
Networking typeKnown for one	Unknown — not stated by the source	Vodafone WWAN
Ports & interfaces9 differ
USB 2.0 ports quantityDiffers	0	3
DVI portDiffers	No	Yes
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	0	1
I/O portsKnown for one	VGA	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard typeKnown for one	Full size	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows Vista Business
Processor special features5 differ
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	43568	37130
Processor codeDiffers	SLGS4	SLGE4
Processor package sizeDiffers	22 x22 mm	35 x 35 mm
Battery1 differ
Number of battery cellsDiffers	6	9
Battery life (max)Known for one	Unknown — not stated by the source	8.3 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.6 kg	2.63 kg
WidthDiffers	338.5 mm	357.5 mm
DepthDiffers	235.5 mm	255 mm
HeightDiffers	23 mm	29.5 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	357.5 x 255 x 29.5 mm
Hard driveidentical
Storage drive typeKnown for one	320GB SATA/ 5400	Unknown — not stated by the source
Other features1 differ
Security featuresKnown for one	None	Unknown — not stated by the source
Battery typeKnown for one	6 Cell Lithium-Ion	Unknown — not stated by the source
Internal modemDiffers	No	Yes
Modem typeKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Professional
Driver software for optical driveKnown for one	Unknown — not stated by the source	Windows Professional recovery media
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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